#0B1649#0B1649

#0B1649 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.1% C 0.096 H 268.2°. Best body text is #FFFFFF at 17.14:1 contrast (WCAG AA passes).

Color values

HEX	#0B1649
RGB	rgb(11, 22, 73)
HSL	hsl(229, 74%, 16%)
HSV	hsv(229, 85%, 29%)
CMYK	cmyk(84.9%, 69.9%, 0%, 71.4%)
CIE-LAB	lab(10.00, 16.80, -33.07)
CIE-LCH	lch(10.00, 37.10, 296.93°)
OKLab	oklab(23.07% -0.0029 -0.0956)
OKLCH	oklch(23.07% 0.096 268.2)
XYZ	xyz(1.6271, 1.1258, 6.4336)
Luminance	0.0113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1649 #493E0B

analogous

#0B3549 #0B1649 #1F0B49

triadic

#0B1649 #490B16 #16490B

tetradic

#0B1649 #490B35 #493E0B #0B491F

square

#0B1649 #490B35 #493E0B #0B491F

split-complementary

#0B1649 #491F0B #35490B

monochromatic

#04081B #04081B #0B1649 #13267E #1B36B3

Accessibility & contrast

On white

17.14

#0B1649 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0B1649 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1649

17.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1649	#FFFFFF	#000000	##FFFFFF
##0B1649	1.00	17.14	1.23	17.14
#FFFFFF	17.14	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4B

Deuteranopia (green-blind)

#001948

Tritanopia (blue-blind)

#00232D

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #0b1649;
/* rgb */ color: rgb(11, 22, 73);
/* oklch */ color: oklch(23.1% 0.096 268.2);

Tailwind

colors: {
  custom: {
    50: '#56527c',
    500: '#0b1649',
    950: '#000000',
  },
}

SCSS

$custom: #0b1649;
$custom-light: #56527c;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1649",
  "rgb": {
    "r": 11,
    "g": 22,
    "b": 73
  },
  "hsl": {
    "h": 229.355,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.23066,
    "c": 0.09569,
    "h": 268.2
  },
  "luminance": 0.01126
}

Semantic roles & 50–950 ramp

primary

#0B1649

secondary

#85752A

accent

#D037F0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#030209

muted

#78787B

Preview Lab

Preview with #0B1649

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →